Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
truong cua » truong ca, truong quan, huong cua
truong cao » truong dai
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
cong san » cong tac
san tuan » van tuan, san luan, san quan
tuan cau » toan cau, quan cau, tuan cu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sach - hanh ((truong cua) OR (truong cao)) thong cong san tuan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sach - hanh ((truong cua) OR (truong cao)) thong cong san tuan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh ((truong cua) OR (truong cao)) thong cong san tuan cau*.